D2 Orgchem Flashcards

1
Q

Name of this compound: CH3CH2CH2CH2CHO (focus CHO)

A

Aldehyde (pentanal)

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2
Q

Functional group: C=O

A

carbonyl

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3
Q

Compounds with highest heat of hydrogenation (based on choices)

A

2-methylpropene

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4
Q

Which of the following reactions produces an ester?

A

CH3COOH + CH3OH -> CH3COOCH3 + H2O

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5
Q

What type of reaction is esterification

A

synthesis

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6
Q

What do you call the isomers where
constituents are opposite of the
double bond?

A

trans

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7
Q

What kind of isomerism does cis
and trans isomers exhibit?

A

geometric

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8
Q

What is the importance of cis/trans
isomerism in drugs?

A

There are certain configurations that can have a good and bad effect to a person’s health

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9
Q

How many possible stereoisomers
exist for a molecule with three chiral
centers?

A

8

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10
Q

Why chirality is important in drug
manufacturing?

A

Chiral molecules exhibit
different properties

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11
Q

Which of the following pairs of stereoisomers
are diastereomers, not enantiomers?

A

(R,S) and (S,S)

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12
Q

What is the hybridization of the oxygen
atom in dimethyl ether?

A

sp3

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13
Q

In a nucleophilic addition reaction to a
carbonyl group, what typically acts as
the nucleophile?

A

Hydroxide Ion

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14
Q

Which hydrocarbon has a vapor density of 29 relative to hydrogen?

A

Butane

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15
Q

Which of the following contains a
carbonyl group?

A

Ketone

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16
Q

Which compound has both a carbonyl
and hydroxyl group on the same
carbon?

A

Carboxylic Acid

17
Q

Ethers are characterized by what
functional group?

18
Q

Which compound is a primary amine?

19
Q

Which of the following represents a
secondary alcohol?

A

CH3CHOHCH3

20
Q

What type of hybridization is found in
carbon-carbon double bonds?

21
Q

What type of reaction is the conversion
of ethene to ethane?

A

Addition (of h2?)

22
Q

The reaction of a carboxylic acid with
an alcohol in the presence of acid
catalyst forms

A

Ester (form ester and water here)

23
Q

What kind of reaction is Friedel-Crafts
alkylation?

A

Electrophilic Aromatic Substitution

24
Q

A Grignard reagent reacts with CO2
to form

A

Carboxylic Acid

25
Two compounds with the same molecular formula but different 3D arrangement are
Stereoisomers
26
A molecule that rotates plane-polarized light is
Chiral
27
A molecule that is superimposable on its mirror image is
Meso - w/ chiral center but achiral overall
28
A molecule with one chiral center can have a maximum of how many stereoisomers?
2 (2^n)
29
Enantiomers are
Stereoisomers that are mirror images (same part but not super imposable?)
30
What type of isomerism is seen in glucose and galactose?
Diastereomerism (same w/ optical isomerism)
31
Two enantiomers have
Same physical properties except optical rotation
32
What is the configuration of a chiral center with priorities arranged clockwise and lowest priority in the back?
R
33
Which of the following compounds can exhibit cis-trans isomerism?
2-butene
34
Which type of stereoisomerism is involved in the drug thalidomide’s differing effects in the body?
Optical Isomerism (enantiomers)